130411503102 Toyota BEARING SET, Price: 12.68$, Weight: 0.031kg

Engine Crankshaft Bearing Set for Toyota Applications

Why this part is needed

These precision shell bearings support the crankshaft inside the block, keeping a stable oil film between journals and caps. They cut friction, hold correct clearance, stabilize oil pressure, and protect the crank during cold starts and hard acceleration. The set typically includes main shells and thrust halves to control end play, giving long life to your Toyota engine .

How it works

Oil flows from block galleries into bearing grooves. As the crank rotates, a hydrodynamic wedge forms, so metal doesn’t touch metal. Multi-layer (tri‑metal or aluminum alloy) surfaces on a steel backing absorb shock, resist wear, and embed tiny debris. Correct sizing keeps the oil film consistent across all revs ️.

What happens if it’s worn or broken

Expect low oil pressure, start-up knock, copper/lead glitter in oil, rising temps, and bearing rumble. Ignored, a shell can spin, scoring the journal and seizing the engine—leading to crank grinding or a full rebuild. Driving further risks rod failure and block damage ⚠️.

Fitment and install tips

Measure journals, choose the correct grade, verify clearance with Plastigage, use assembly lube, and torque caps in sequence. Check thrust end play, clean oil galleries, and prime the system before first start. OE-quality replacement restores smooth, quiet, efficient running ✅.